Weather on January 8
Vacaville, CA
55 Years of Data
Avg High
54°F
Avg Low
38°F
Warmest
2017
58°F avg
Coldest
1973
37°F avg
About This Date
January 8th in Vacaville, CA typically brings cool winter weather, with average highs around 54°F and lows near 38°F. Over 56 years of records, the warmest January 8th was in 2017 (58°F average), while the coldest was 1973 (37°F) — a 21°F range across recorded history. Precipitation has occurred on 41% of recorded January 8th dates, with snow falling 2% of the time (heaviest snowfall: 2"). The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
Planning for January 8th in Vacaville, CA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 56° | 36° | 46° | — | — |
| 2025 | 70° | 39° | 54° | — | — |
| 2024 | 58° | 37° | 47° | — | — |
| 2023 | 59° | 49° | 54° | 2.18" | — |
| 2022 | 59° | 36° | 47° | — | — |
| 2021 | 63° | 36° | 49° | — | — |
| 2020 | 53° | 40° | 46° | — | — |
| 2019 | 56° | 48° | 52° | — | — |
| 2018 | 51° | 48° | 50° | 7.9" | — |
| 2017warmest | 61° | 55° | 58° | 5.94" | — |
| 2016 | 53° | 33° | 43° | 0.08" | — |
| 2015 | 66° | 37° | 52° | — | — |
| 2014 | 58° | 32° | 45° | — | — |
| 2013 | 54° | 33° | 43° | — | — |
| 2012 | 65° | 34° | 49° | — | — |
| 2011 | 39° | 36° | 37° | — | — |
| 2010 | 49° | 43° | 46° | 0.08" | — |
| 2009 | 50° | 36° | 43° | — | — |
| 2008 | 48° | 43° | 45° | 1.17" | — |
| 2007 | 60° | 32° | 46° | — | — |
| 2006 | 60° | 39° | 50° | — | — |
| 2005 | 51° | 42° | 47° | 0.81" | — |
| 2004 | 56° | 45° | 50° | 0.1" | — |
| 2003 | 48° | 40° | 44° | — | — |
| 2002 | 54° | 48° | 51° | 0.03" | — |
| 2001 | 58° | 38° | 48° | 1.35" | — |
| 2000 | 54° | 34° | 44° | — | — |
| 1999 | 54° | 30° | 42° | — | — |
| 1998 | 50° | 43° | 46° | 0.03" | — |
| 1997 | 55° | 31° | 43° | — | — |
| 1996 | 53° | 42° | 48° | 0.05" | — |
| 1995 | 56° | 48° | 52° | 6.32" | — |
| 1994 | 48° | 36° | 42° | 0.1" | — |
| 1993 | 52° | 40° | 46° | 0.18" | — |
| 1992 | 53° | 24° | 39° | — | — |
| 1991 | 54° | 43° | 48° | — | — |
| 1990 | 61° | 42° | 51° | 0.3" | — |
| 1989 | 45° | 30° | 37° | 0.05" | — |
| 1988 | 52° | 44° | 48° | 0.48" | — |
| 1987 | 52° | 29° | 40° | — | — |
| 1986 | 60° | 37° | 49° | — | — |
| 1985 | 57° | 41° | 49° | 0.03" | — |
| 1984 | 47° | 42° | 44° | — | — |
| 1983 | 45° | 38° | 41° | — | — |
| 1982 | 52° | 26° | 39° | — | — |
| 1981 | 45° | 40° | 42° | — | — |
| 1980 | 55° | 39° | 47° | — | — |
| 1979 | 52° | 45° | 48° | 3.63" | — |
| 1978 | 57° | 49° | 53° | 0.13" | — |
| 1977 | 58° | 29° | 43° | — | — |
| 1976 | 58° | 28° | 43° | — | — |
| 1975 | 57° | 46° | 52° | 0.3" | — |
| 1974 | 55° | 36° | 45° | — | — |
| 1973coldest | 42° | 32° | 37° | 2.57" | 2" |
| 1972 | 57° | 27° | 42° | — | — |
| 1971 | 51° | 28° | 40° | — | — |
56 years of data from VACAVILLE/NUT TREE AP ASOS